.classIndexmask{
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  position: fixed;
  left: 0;
  top: 0;
  z-index: 1000;

}
.classIndexContent{
  position: fixed;
  left: 0;
  bottom: 0;
  background: #ffffff;
  width: 100%;
  padding-top: 0.3rem;
  padding-bottom: 0.3rem;
  z-index: 1200;

}
.classIndexContent textarea::-webkit-input-placeholder{
  color: #B7B7B7;
}

.classIndexContent textarea{
  display: block;
  padding-left: 0.2rem;
  padding-right: 0.2rem;
  padding-top: 0.2rem;
  font-size: 0.3rem;
  border: solid 1px #DEDFE1;
  color: #B0B4B7 ;
  outline: none;
  border-radius: 0.1rem;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 0.2rem;
  resize: none;
  width: 95%;


}
.common3{
  padding-left: 0.25rem;
  padding-right: 0.25rem;
}
.classIndexContent .common3 img{
  float: left;
  display: block;
  width: 0.5rem;
  height: 0.5rem;
  margin-right: 0.4rem;
}
.classIndexContent .common3 img:first-child{
  display: block;
  width: 0.42rem;
  height: 0.42rem;
  margin-top: 0.05rem;

}
.classIndexContent .common3 button{
  float: right;
  background:#D82105 ;
  color: #ffffff;
  font-size: 0.25rem;
  width:1.1rem ;
  height: 0.55rem;
  border-radius:0.1rem;
  border: none;
  outline: none;

}
.classIndexContent .common3 p{
  float: right;
  font-size: 0.25rem;
  color: #AEAEAE ;
  margin-right: 0.2rem;
  margin-top: 0.1rem;
}